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Head to head · Prices checked Oct 21, 2026

Redragon CASTOR K631 HE vs Epomaker Split70

Get the Redragon CASTOR K631 HE for hall effect and rapid trigger. Get the Epomaker Split70 for hot-swappable.

EPOMAKER Split70

Hot-swappable

Epomaker Split70

4.0 · 15 reviews

from$115at Epomaker

Shop nowSee all prices

What actually differs

The differences that matter

Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.

Redragon CASTOR K631 HE

Epomaker Split70

  • Hall effect (magnetic)

    Yes

    No

  • Rapid trigger

    Yes

    No

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

  • Hot-swappable

    No

    Yes

  • Ergonomics

    Standard

    Split

KeebFinder scores

How we score
  • Redragon CASTOR K631 HE
  • Epomaker Split70
Performance
92
78
Build quality
43
77
Productivity
49
93
Customizability
47
91
Portability
66
89
See every spec side by side

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

Redragon CASTOR K631 HE

No owner reviews collected yet.

Epomaker Split70

4.0

15 owner reviews

Praise
“Check out my full review - https://dezdoes.com/epomaker-split-70-the-learning-curve-and-triumph-of-split-ergonomics/”
Ben H.Verified buyer· via Epomaker
Critique
“i bet its a great product but i never got it because there was an issue with the destination info.. im kinda down eighty bucks and a keyboard.. im working my butt off so i can try to get a new one”
Joshua Y.Verified buyer· via Epomaker

Full specs

Redragon CASTOR K631 HE vs Epomaker Split70 specs

Every tracked spec, side by side. Rows marked with a dot differ between the boards.

19 of 28 specs differ

Redragon CASTOR K631 HE

Epomaker Split70

Typing & switches

Switch options

Magnetic
Linear

Hall effect (magnetic)

Yes
No

Rapid trigger

Yes
No

Hot-swappable

No
Yes

Mount style

—
Gasket Mount

Sound dampening

No
Yes

Layout

Layout size

65%
—

Layout standard

ANSI
ANSI

Ergonomics

Standard
Split

Knob

No
Yes

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

8,000 HzBetter
1,000 Hz

Battery

Wired only
3,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Plastic
ABS

Plate material

—
Polycarbonate

Keycaps

—
PBT

Weight

638 g
890 g

Dimensions

33 x 323 x 107 mm
40 x 118 x 372 mm

Typing angle

—
7°

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

No
Yes

Mac & Windows

No
Yes

Extras

Released

2026
2025

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Lowest price across stores, Amazon excluded.

  • RedragonCN

    In stock
    $39Visit
  • AmazonGlobal

    Check price
    ~$39Visit
  • EpomakerUS

    In stock
    $115Visit
  • AmazonGlobal

    Check price
    Visit

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